[llvm-commits] [llvm] r139055 - /llvm/trunk/lib/Target/X86/X86ISelLowering.cpp

[Jakob Stoklund Olesen]

Author: stoklund
Date: Fri Sep  2 18:52:49 2011
New Revision: 139055

URL: http://llvm.org/viewvc/llvm-project?rev=139055&view=rev
Log:
Use existing function.

Modified:
    llvm/trunk/lib/Target/X86/X86ISelLowering.cpp

Modified: llvm/trunk/lib/Target/X86/X86ISelLowering.cpp
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/Target/X86/X86ISelLowering.cpp?rev=139055&r1=139054&r2=139055&view=diff
==============================================================================
--- llvm/trunk/lib/Target/X86/X86ISelLowering.cpp (original)
+++ llvm/trunk/lib/Target/X86/X86ISelLowering.cpp Fri Sep  2 18:52:49 2011
@@ -11633,13 +11633,9 @@
 
   // If the EFLAGS register isn't dead in the terminator, then claim that it's
   // live into the sink and copy blocks.
-  for (unsigned I = 0, E = MI->getNumOperands(); I != E; ++I) {
-    const MachineOperand &MO = MI->getOperand(I);
-    if (!MO.isReg() || !MO.isUse() || MO.isKill()) continue;
-    unsigned Reg = MO.getReg();
-    if (Reg != X86::EFLAGS) continue;
-    copy0MBB->addLiveIn(Reg);
-    sinkMBB->addLiveIn(Reg);
+  if (!MI->killsRegister(X86::EFLAGS)) {
+    copy0MBB->addLiveIn(X86::EFLAGS);
+    sinkMBB->addLiveIn(X86::EFLAGS);
   }
 
   // Transfer the remainder of BB and its successor edges to sinkMBB.